Makefile in twilio-ruby-5.1.0 vs Makefile in twilio-ruby-5.1.1

@@ -1,6 +1,6 @@
-.PHONY: test lint-changed lint
+.PHONY: test lint-changed lint docs
 
 CHANGED_RUBY_FILES = $(shell git status --porcelain | grep ".rb" | awk -F ' ' '{print $2}' | tr '\n' ' ')
 
 install:
 	bundle install; bundle exec rake install
@@ -10,10 +10,10 @@
 
 test: lint
 	bundle exec rake spec
 
 docs:
-	yard doc
+	yard doc --output-dir ./doc
 
 lint:
 	rubocop --cache true --parallel
 
 authors: